Pith Number

pith:A2UQW7GM

pith:2002:A2UQW7GMUMXNF7LAI2I5HKV2CI

not attested not anchored not stored refs pending

Boron in the Small Magellanic Cloud: A Novel Test of Light Element Production

A. M. Brooks, D. L. Lambert, K. A. Venn, K. Cunha, M. Lemke, V. V. Smith

arxiv:astro-ph/0204026 v1 · 2002-04-02 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2UQW7GMUMXNF7LAI2I5HKV2CI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T16:29:38.064895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06a90b7ccca32ed2fd604691d3aaba1219fe009172cfcdc2de90a331c7436c31

Aliases

arxiv: astro-ph/0204026 · arxiv_version: astro-ph/0204026v1 · doi: 10.48550/arxiv.astro-ph/0204026 · pith_short_12: A2UQW7GMUMXN · pith_short_16: A2UQW7GMUMXNF7LA · pith_short_8: A2UQW7GM

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/A2UQW7GMUMXNF7LAI2I5HKV2CI \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 06a90b7ccca32ed2fd604691d3aaba1219fe009172cfcdc2de90a331c7436c31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7f339774872a06268e34ca64cadb739e5aa49ae6482f43b913d6d3c1a2f3ff4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-04-02T01:05:37Z",
    "title_canon_sha256": "4863fc69669c297adfb0471a0970f52591f207529561a3627eb44e88f4e7a978"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0204026",
    "kind": "arxiv",
    "version": 1
  }
}